Invention Grant
- Patent Title: High rpm hard disk drive testing
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Application No.: US16058819Application Date: 2018-08-08
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Publication No.: US10290319B1Publication Date: 2019-05-14
- Inventor: Antonia Tsoukatos , Tim Rausch , Mehmet Fatih Erden , Benjamin W Parish , Prasanna Manja Ramakrishna , Morovat Bryan Tayefeh , Sai Sian Hon , ChengYi Guo , Teck Khoon Lim , Song Wee Teo
- Applicant: Seagate Technology LLC
- Applicant Address: US CA Cupertino
- Assignee: Seagate Technology LLC
- Current Assignee: Seagate Technology LLC
- Current Assignee Address: US CA Cupertino
- Agency: Faegre Baker Daniels LLP
- Main IPC: G11B27/36
- IPC: G11B27/36 ; G11B20/18 ; G11B5/596 ; G11B19/04

Abstract:
A method for performing a flaw scan test on a hard disk drive is disclosed. The hard disk drive includes a magnetic recording medium and spindle motor associated with a predetermined rated speed. The method includes writing a test pattern to the magnetic recording medium while operating the spindle motor at a speed greater than the predetermined rated speed. The method also includes reading the test pattern at the greater speed and detecting flaws in response to reading the test pattern.
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